Buy.com offers the Corsair HS1 USB Gaming Headset, model no. CA-HS1NA, for $56.74. This $10 mail-in rebate cuts it to $46.74. With free shipping, that's the lowest total price we could find by $26, although we saw it for $2 less three weeks ago. Features include 50mm drivers, 20Hz to 20kHz frequency response, replaceable memory foam earpads with fabric covers, boom microphone, and more. Rebate ends September 30.